whistle-blower

noun

1. informal,  a person who informs on someone or puts a stop to something

Example Sentences

Just as most students at Ohio State University read Liar’s Poker as a how-to manual, most TV and radio interviewers read me as a whistle-blower.

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But industry whistle-blowers have told the BBC that they believe virgin palm oil and other non-waste materials are often being used instead.

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"It's common knowledge that really what we're doing is a scam. Most of it is to fool the Ogoni people," the whistle-blower said.

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Nearby sat the family of John Barnett, the former Boeing engineer and whistle-blower who died by suicide earlier this year in the midst of a Justice Department criminal investigation into the company.

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Then, the OpenAI whistle-blower Daniel Kokotajlo speaks in one of his first public interviews about why he risked almost $2 million in equity to warn of what he calls the reckless culture inside that company.

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Related Words

• informant 
• informer